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Patent
D322317
Priority
Jun 22 1989
Filed
Jun 22 1989
Issued
Dec 10 1991
Expiry
Dec 10 2005
Assg.orig
Entity
unknown
12
12
n/a
The ornamental design for a syringe plunger , as shown and described.
FIG. 1 is a perspective view of a syringe plunger, showing my new design,
the broken line showing of the barrel is for illustrative purposes only
and forms no part of the claimed design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof; and
FIG. 5 is a bottom plan view thereof.
Fischer, Dan E.
Patent
Priority
Assignee
Title
6283946 ,
Dec 06 1999
Ultradent Products, Inc.
Long stem syringe apparatus for dispensing compositions and related methods
6398763 ,
Feb 16 2000
Ultradent Products, Inc.
Syringe apparatus having a plunger tip with a flexible spring lever
6540072 ,
Dec 06 1999
Ultradent Products, Inc.
Syringe set rack system and related methods
8647115 ,
Feb 13 2009
SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
Syringes for dispensing multi-component material
D605757 ,
Mar 24 2006
Covidien AG
Injection device
D669170 ,
Mar 28 2011
SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
Dental syringe
D679810 ,
Mar 28 2011
SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
Dental syringe
D819203 ,
Nov 02 2016
Becton Dickinson France
Syringe plunger
D973871 ,
Oct 30 2020
Merz Pharma GmbH & Co. KGaA
Pushrod
D973872 ,
Oct 30 2020
Merz Pharma GmbH & Co. KGaA
Pushrod
ER1765 ,
ER339 ,
Patent
Priority
Assignee
Title
2575425 ,
2812763 ,
3026872 ,
3255752 ,
3277894 ,
3306291 ,
3656480 ,
3738539 ,
3766918 ,
4201209 ,
May 24 1978
DEVICE DEVELOPMENTS, INC, A CORP OF NV
Molded hypodermic plunger with integral shaft and elastomeric head
4645488 ,
Aug 12 1982
UAB RESEARCH FOUNDATION, THE, NON-PROFIT CORP
Syringe for extrusion of wetted, particulate material
4708270 ,
Mar 16 1983
Loctite Corporation
Dripless syringe
Date
Maintenance Fee Events
n/a
Date
Maintenance Schedule
n/a